Home / 34,393.56-47,442.93-21,626.50

Finding the Fourth Proportional to 34,393.56, 47,442.93 and 21,626.50

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Solution

The fourth proportional to 34,393.56, 47,442.93 and 21,626.50 is: 29,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,393.56 : 47,442.93 = 21,626.50 : x
  2. Step 2: Convert to fraction form
    34,393.56/47,442.93 = 21,626.50/x
  3. Step 3: Cross multiply
    34,393.56x = 47,442.93 × 21,626.50
  4. Step 4: Simplify right side
    34,393.56x = 1,026,024,525.65
  5. Step 5: Solve for x
    x = 1,026,024,525.65/34,393.56
  6. Step 6: Final answer
    x = 29,831.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.